package com.itheima.controller;


import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;


@RestController
@RequestMapping("/books")
public class bookController {

    @GetMapping("/{id}")
    public String findById(@PathVariable Integer id){
        System.out.println("id ==> " + id);
        return "hello , spring boot! ";
    }
}
